:root {
  color-scheme: dark;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  background: #080b12;
  color: #eef2ff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% -20%, #29335f 0, transparent 45%),
    #080b12;
}

main {
  width: min(100% - 32px, 1040px);
  margin: 0 auto;
  padding: 40px 0 56px;
}

header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
}

.eyebrow, .status, .help {
  color: #9ca9cf;
  font-size: 13px;
}

.eyebrow { margin: 0 0 5px; text-transform: uppercase; letter-spacing: .12em; }
h1 { margin: 0; font-size: clamp(30px, 5vw, 54px); line-height: 1; }
.status { margin: 0; text-align: right; }

.frame {
  padding: 10px;
  border: 1px solid #394267;
  border-radius: 14px;
  background: #111629;
  box-shadow: 0 30px 80px rgb(0 0 0 / .45);
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  background: #000;
  image-rendering: pixelated;
  outline: none;
}

canvas:focus-visible { box-shadow: 0 0 0 2px #8aa3ff; }
.help { margin: 16px 2px 10px; }

pre {
  min-height: 58px;
  max-height: 120px;
  overflow: auto;
  margin: 0;
  padding: 10px 12px;
  border: 1px solid #252d49;
  border-radius: 8px;
  background: #0b0f1d;
  color: #8590b3;
  font: 12px/1.45 ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: pre-wrap;
}

@media (max-width: 640px) {
  main { width: min(100% - 16px, 1040px); padding-top: 20px; }
  header { align-items: start; flex-direction: column; gap: 10px; }
  .status { text-align: left; }
  .frame { padding: 5px; border-radius: 8px; }
}